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沙坡头自然保护区植物群落的消长变化及可持续发展研究 被引量:7

A study on the growth and decline and the continued development of plant community of Shapotou national protected region in Ningxia
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摘要 对宁夏中卫沙坡头国家级自然保护区的植物、植被状况进行了调查,分析了自1988年第一次考察以来,由于气候变化、人类开发活动加剧、病虫害发生、地下水位下降诸因素的影响,保护区植被、植物群落消长变化趋势为盖度下降、植株枯死、人工固沙林衰败、自然植被面积减少而栽培植被面积的扩大.提出了再造新型防风固沙林等6条可持续发展和保护的对策. The growth and decline as well as the continued development countermeasure of plant community of Shapotou national natural protected region in Ningxia have been studied since 1988.Because of influence of climatic variations,the productional operation,the plant diseases and insect pests,the descent of ground water level,the trend of plant community were provided,such as the descent of plant cover degree,the plants withered up,the decline of sandfixation forest,the reduction of natural vegetation and the expansion of cultivated vegetation.Rebuild the new sandfixation forest and other 5 countermeasure for continued development and protection have been set out.
出处 《西北植物学报》 CAS CSCD 2003年第4期544-549,共6页 Acta Botanica Boreali-Occidentalia Sinica
基金 宁夏回族自治区科技厅和环境保护局资助项目
关键词 自然保护区 植物群落 消长变化 可持续发展 对策 沙坡头 natural protected region plants community growth and decline continued development countermeasure
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参考文献2

  • 1高正中 戴法和.宁夏植被[M].银川:宁夏人民出版社,1988.32-49.
  • 2刘女英心.中国沙漠植物志[M].北京:科学出版社,1987..

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